Sock



FIG. 1 is a perspective view of a sock showing my new design in use on a left foot;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

The claimed design includes a second embodiment for the right sock, which is not shown, which is a mirror image of the embodiment for the left sock shown in FIGS. 1-7. The broken lines showing the foot depict environmental subject matter and form no part of the claimed design. All other dashed broken lines depict portions of the sock that form no part of the claimed design. The dot-dash broken line depicts a break line that forms no part of the claimed design. 

CLAIM The ornamental design for a sock, as shown and described. 